US2927632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel combustion apparatus and the production of controlled gaseous effluents therefrom
Assignee: Individual
•
Filing: 1956-02-06
•
Granted: 1960-03-08
•
Expires: 1976-02-06
Abstract
No abstract record available.
Inventors
- 👤 Fraser Reginald Percy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:12
CPC Classifications
F; F23; F23C; F23C99/00; F23D; F23D11/00; F23C2700/00; F23C2700/02; F23C2700/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US615445A
Cited
CA462195A
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DE436633C
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US1618808A
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US1711273A
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FR620813A
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US2029580A
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US2122683A
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US2206552A
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US2206553A
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US2311350A
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US2638895A
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US2602290A
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US2536599A
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GB703914A
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FR1062061A
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US2725929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-08 | 1963-09-07 | 1964-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-08 | 1967-09-07 | 1968-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-08 | 1971-09-07 | 1972-03-08 | $7700.00 | Window Closed / Lapsed |